Koss headphones give you crisp clear signals, solid dependable performance while eliminating outside noise. Padded ear cups give you all-day comfort. Comes with adjustable headband and curly cable for flexible length.

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The new Koss Noise Reduction headphone was designed for treasure hunters who operate their detectors in very noisy environments like oceans, city parks or any area that the outside noise is at a high level. Koss has designed this headset with a very good PASSIVE NOISE REDUCTION SYSTEM. Its this passive system that enables these phones to cloak over 90% of all outside noise. This headphone is very well made and will last for many years (so well made that Koss offers their lifetime warranty). This is one high quality set of headphones.

Lightweight on ear stereophones that deliver deep bass and a wide frequenc response. Soft and comfortable ear cushions. RUK 40 Color Options To view RUK 40 (Color : Silver) - click here To view RUK 40 (Color : Blue) - click here Key features Lightweight Dynamic elements deliver deep bass and a wide frequency response Pivoting ear plates Ear cushions: Supra‐aural Pressure Sealed Vinyl Leatherette Specs Frequency response: 20-25,000 Hz Impedance: 36 ohms Sensitivity: 98 dB SPL Distortion:

Part#: 178336 Compatibility: Apple iPhones, other smartphones with a 3.5 mm jack Specs: Frequency response: 10-20,000 Hz Impedance: 16 ohms Sensitivity: 112 dB SPL Features: Microphone: In-line microphone Talk: Push to talk button Contents: In Ear headphones with slow memory ear cushions Extra memory cushions Carrying case Straight, single entry 4 foot cord Warranty: Limited Lifetime Warranty Overall: Connect to your smartphone in a new way with Koss iSpark, the latest in high fidelity in-ear headphones. Enhance your musical experience with the iSpark's incredible bass response. The unique in-ear headphone design directs sound into the ear canal for deep bass and extended frequency performance. With iSpark's slow memory ear cushions, you are guaranteed a great sound and a tailored... Less

Get great sound from your computer with the Koss Lightweight Headphones for Computers.

Lightweight on ear stereophones that deliver deep bass and a wide frequenc response. Soft and comfortable ear cushions. RUK 40 Color Options To view RUK 40 (Color : Silver) - click here To view RUK 40 (Color : Red) - click here Key features Lightweight Dynamic elements deliver deep bass and a wide frequency response Pivoting ear plates Ear cushions: Supra‐aural Pressure Sealed Vinyl Leatherette Specs Frequency response: 20-25,000 Hz Impedance: 36 ohms Sensitivity: 98 dB SPL Distortion:

Part# 182973, 182981, 182999: Features: Lightweight Dynamic elements deliver deep bass and a wide frequency response Pivoting ear plates Ear cushions: Supra‐aural Pressure Sealed Vinyl Leatherette Specs: Frequency response: 20-25,000 Hz Impedance: 36 ohms Sensitivity: 98 dB SPL Distortion:

Hey fans crank up the team spirit as your are rocking out with these cool New York Yankees Fan Jams Headphones by Koss. These over-ear headphones offer large ear cup speakers to make sure you can hear your tunes at maximum volume and the ear cups are cushioned to ensure a comfortable feel. Not to mention these headphones feature team colors and logo. These headphones are perfect for listening to your jams or relaxing and listening to your team score that victory. Lightweight portable headphones Single entry eight foot cord Adjustable headband for desired comfort Closed leatherette ear cushions Ideal for DJ Use and Lightweight for Portability Dynamic Element for Extended Frequency Response Soft Leatherette cushion for Added Comfort Closed Cushion System for Maximum... Less

Koss' classic portapro Headphone was among the first Headphones designed for portable use. Decades later, Koss introduces the IL-100 as a portable earphone to meet current Mobile necessities. -Koss Porta Pro KTC, the most sophisticated version of the Porta Pro, features a new technological Upgrade which brings listeners closer to the Music they love. Koss Touch Control (KTC) remote and Microphone technology, made for iPhone, iPad and iPod, gives listeners more control in fewer steps. Listeners are now able to stay connected, shuffle song and adjust volume with the flick of a switch. -Koss Porta Pro KTC features the standard setting Sound performance the original Porta Pro established over 25 years ago. Designed for those with refined musical taste, the lightweight Koss Porta Pro KTC does... Less

Connect to your iPhone in a new way with the Koss iSpark: the latest in Hi-Fi stereophones from the trusted brand that introduced the first stereophone. Enhance your musical experience with the iSpark's incredible bass response. With the iSpark's slow memory ear cushions, you are guaranteed a custom fit every time. The iPhone compatible 3.5mm mini plug and 4 foot cord includes an inline microphone and button for accessing phone functions.The iSpark includes extra memory foam cushions and a glove soft carrying case.

Ideal for DJ use -- comes with an adapter to work on DJ Boards Listen to music on iPods, Blackberrys, Droids, Walkmans or any audio equipment that has a standard headphone jack Closed cushions for the ears, to allow maximum isolation from outside noise Deep Base for superior sound Dynamic Range for extended frequency response

Product Features: Athletic Style HeadphonesLarge Dynamic Drivers For Accurate Response Throughout Bass And Treble FrequenciesOxygen 0free Copper (ofc) Voice Coils For Preserved Signal Integrity And Clear SoundPivoting Headband For Over-head Or Around-the-neck PositionStraight Single-sided Cable For Reduced Cable Clutter And 5' CordGold-flashed 3.5mm (1/8in) Stereo Mini Jacktechnical SpecificationsFre quency Response: 15-25,000Impedance : 60 OhmsSensitivity: 103 DbCord Length: 4'Authorized Internet DealerLifetime Manufacturer's Warranty

Koss creates perfect harmony between form and function. The interlocking in-ear Headphones utilize an ingenious Patented design for easy on-the-go Storage without sacrificing richly delivered Audio through performance tuned 9mm drives.-The frame of the new interlocking in-ear headphones is constructed from highly polished aluminum and surrounded by flexible, soft touch material. This innovative material doubles as a soundproofing coat, intended to deaden any unwanted distraction, allowing the listeners Focus to remain on the crystal clear highs and crisp lows.

Hey fans crank up the team spirit as your are rocking out with these cool Atlanta Braves Fan Jams Headphones by Koss. These over-ear headphones offer large ear cup speakers to make sure you can hear your tunes at maximum volume and the ear cups are cushioned to ensure a comfortable feel. Not to mention these headphones feature team colors and logo. These headphones are perfect for listening to your jams or relaxing and listening to your team score that victory. Lightweight portable headphones Single entry eight foot cord Adjustable headband for desired comfort Closed leatherette ear cushions Ideal for DJ Use and Lightweight for Portability Dynamic Element for Extended Frequency Response Soft Leatherette cushion for Added Comfort Closed Cushion System for Maximum Isolation... Less

2 Pair KOSS Headphones/Stereo phones for OLDSMOBILE SILHOUETTE NEW Two Pair Original KOSS Headphones for OLDSMOBILE SILHOUETTE never used, still in packages. I don't see a model number. Headband is stamped "Silhouette." Headphones come in original water repellant drawstring storage pouch marked "Oldsmobile Silhouette." CONDITION: I removed one set to take photos.

Ideal for DJ use -- comes with an adapter to work on DJ Boards Listen to music on iPods, Blackberrys, Droids, Walkmans or any audio equipment that has a standard headphone jack Closed cushions for the ears, to allow maximum isolation from outside noise Deep Base for superior sound Dynamic Range for extended frequency response

Connect to your smartphone in a new way with Koss iSpark, the latest in high fidelity in-ear headphones. Enhance your musical experience with the iSpark's incredible bass response. The unique in-ear headphone design directs sound into the ear canal for deep bass and extended frequency performance. With iSpark's slow memory ear cushions, you are guaranteed a great sound and a tailored fit every time. This specialty ear cushion material forms slowly in the ear canal providing a custom fit and maximum isolation. The iPhone- compatible 3.5 mm mini plug and 4 foot cord includes an in-line microphone and button for accessing phone functions. Koss iSparks include extra memory foam cushions and a glove-soft carrying case. Key Features: Dynamic element for extended frequency response In-line... Less

Hey fans crank up the team spirit as your are rocking out with these cool Boston Red Sox Fan Jams Headphones by Koss. These over-ear headphones offer large ear cup speakers to make sure you can hear your tunes at maximum volume and the ear cups are cushioned to ensure a comfortable feel. Not to mention these headphones feature team colors and logo. These headphones are perfect for listening to your jams or relaxing and listening to your team score that victory. Lightweight portable headphones Single entry eight foot cord Adjustable headband for desired comfort Closed leatherette ear cushions Ideal for DJ Use and Lightweight for Portability Dynamic Element for Extended Frequency Response Soft Leatherette cushion for Added Comfort Closed Cushion System for Maximum Isolation... Less

This pair of Kans is designed with the drummer in mind. High quality stereo headphones can be plugged into any audio sound source. These Kans feature 29db of isolation. Youve got a versatile pair of phones. Liquid filled ear cushions, and a 9 foot heavy duty stereo cable included. Koss reference speakers On/off switch Volume control 9' heavy-duty replaceable stereo cable Up to 29dB isolation

Ideal for DJ use -- comes with an adapter to work on DJ Boards Listen to music on iPods, Blackberrys, Droids, Walkmans or any audio equipment that has a standard headphone jack Closed cushions for the ears, to allow maximum isolation from outside noise Deep Base for superior sound Dynamic Range for extended frequency response